/* ===================================
   Pure Mind Visual Enhancements
   ================================ */

/* Premium Header Override */
.header {
    background: linear-gradient(to bottom, rgba(253, 251, 249, 0.98), rgba(253, 251, 249, 0.95)) !important;
    padding: 1.5rem 0 !important;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08) !important;
    backdrop-filter: blur(15px) !important;
    border-bottom: 1px solid rgba(214, 184, 138, 0.2);
}

.logo {
    font-size: 1.8rem !important;
    font-weight: 500 !important;
    letter-spacing: 0.15em !important;
    position: relative;
    padding-bottom: 0.3rem;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(to right, var(--color-accent), transparent);
}

.header nav {
    position: relative;
    z-index: 1100;
}

.header nav ul {
    gap: 3rem !important;
    list-style: none !important;
    padding: 0;
    margin: 0;
    display: flex;
}

.header nav a {
    font-size: 0.95rem !important;
    font-weight: 400 !important;
    letter-spacing: 0.08em !important;
    padding: 0.5rem 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    position: relative;
    text-decoration: none;
    color: var(--color-text);
}

.header nav a::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--color-accent), transparent);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.header nav a::after {
    display: none !important;
}

.header nav a:hover {
    color: var(--color-accent);
    opacity: 1 !important;
}

.header nav a:hover::before {
    transform: translateX(-50%) scaleX(1);
}

/* Hero Slider */
.hero-slider {
    position: relative;
    height: 80vh;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0));
}

/* Enhanced Slider Text Visibility */
.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
    z-index: 2;
    width: 90%;
    max-width: 800px;
    background: rgba(0, 0, 0, 0.3);
    padding: 3rem 2rem;
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.slide-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.8), 0 2px 4px rgba(0, 0, 0, 0.6);
    font-weight: 500;
    letter-spacing: 0.05em;
}

.slide-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    font-weight: 300;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8), 0 1px 3px rgba(0, 0, 0, 0.6);
    line-height: 1.8;
}

.slider-prev,
.slider-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.3);
    color: white;
    border: none;
    font-size: 3rem;
    padding: 1rem 1.5rem;
    cursor: pointer;
    z-index: 3;
    transition: background-color 0.3s ease;
    border-radius: 4px;
}

.slider-prev:hover,
.slider-next:hover {
    background-color: rgba(255, 255, 255, 0.5);
}

.slider-prev {
    left: 20px;
}

.slider-next {
    right: 20px;
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 3;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.slider-dot.active {
    background-color: white;
}

/* Concept Layout */
.concept-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.concept-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.concept-text {
    text-align: left;
}

.concept-text h2 {
    margin-bottom: 1rem;
}

.concept-text p {
    margin-bottom: 2rem;
    line-height: 2;
}

/* Campaign Cards */
.campaign-card {
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.campaign-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 1.5rem;
}

/* Enhanced Footer */
.footer {
    background-color: #DBC1C1 !important;
}

/* Section Backgrounds */
.concept {
    background-color: #FFFFFF;
}

.campaign {
    background-color: #FDFBF9;
}

.salon-search {
    background-color: #F4E4E4;
}

/* Page Hero - Enhanced Text Visibility */
.page-hero {
    height: 320px;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.4));
}

.page-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    padding: 2rem 3rem;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 8px;
    backdrop-filter: blur(5px);
}

.page-hero-content h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.95), 0 2px 10px rgba(0, 0, 0, 0.9);
    font-weight: 500;
}

.page-hero-content p {
    font-size: 1rem;
    text-shadow: 0 3px 15px rgba(0, 0, 0, 0.95), 0 2px 8px rgba(0, 0, 0, 0.9);
}

/* About Page Styles */
.about-intro {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin: 0 auto 3rem;
    max-width: 900px;
    padding: 1rem 1.25rem;
    justify-items: center; /* center child blocks horizontally */
    text-align: center; /* center headings by default */
}

.about-intro .content,
.about-intro .about-intro-text {
    width: 100%;
    max-width: 760px; /* maintain comfortable measure */
    margin: 0 auto;
}

/* Keep main body paragraphs left-aligned for readability on wide screens */
.about-intro .content {
    text-align: left;
}

/* Explanatory box (right block equivalent) — center visually but keep text left-aligned on wide screens */
.about-intro .about-intro-text {
    text-align: center;
    padding: 1.2rem 1.4rem;
    background: rgba(255,255,255,0.02);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    border-left: 3px solid rgba(214,184,138,0.12);
}

/* Title and subtitle sizing and spacing */
.headLine01 {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--color-accent);
    text-transform: uppercase;
    text-align: center;
}

.headLine02 {
    font-size: 1.6rem;
    font-weight: 500;
    line-height: 1.35;
    margin-bottom: 1rem;
    color: var(--color-text);
    text-align: center;
}

.about-intro .content p {
    font-size: 1.02rem;
    line-height: 1.9;
    color: var(--color-text);
    margin-top: 0.6rem;
}

.about-intro-text h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.about-intro-text p {
    color: var(--color-text-light);
    font-size: 1rem;
    line-height: 1.8;
    margin: 0;
}

/* Responsive adjustments */
@media (max-width: 900px) {
    .about-intro {
        padding: 0 1rem;
    }

    .about-intro .content,
    .about-intro .about-intro-text {
        max-width: 100%;
    }

    .about-intro .content {
        text-align: left;
    }

    .headLine02 {
        font-size: 1.25rem;
    }
}

/* Google Reviews Section */
.reviews-section .section-header p {
    margin-bottom: 1rem;
    color: var(--color-text-light);
}
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}
.review-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.1rem;
    background: linear-gradient(180deg, var(--color-white), #fcfbfa);
    border-radius: 12px;
    color: var(--color-text);
    text-decoration: none;
    box-shadow: 0 4px 18px rgba(0,0,0,0.06);
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease;
    font-weight: 600;
    border: 1px solid rgba(214,184,138,0.12);
}
.review-link::before {
    content: '★';
    color: var(--color-accent);
    font-size: 1.05rem;
    line-height: 1;
}
.review-link::after {
    content: '↗';
    opacity: 0.65;
    font-size: 0.95rem;
    margin-left: auto;
}
.review-link:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.12);
    background: var(--color-accent);
    color: var(--color-white);
    border-color: rgba(214,184,138,0.22);
}
.review-link:hover::before {
    color: var(--color-white);
}
.review-link:hover::after {
    color: var(--color-white);
}

@media (max-width: 720px) {
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 420px) {
    .reviews-grid {
        grid-template-columns: 1fr;
    }
}

.about-main-image {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.about-intro-text {
    text-align: center;
}

.about-intro-text h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--color-text);
}

.promises-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.promise-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.promise-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.promise-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.promise-card h4 {
    padding: 1rem 1.5rem 0.5rem;
    color: var(--color-accent);
}

.promise-card p {
    padding: 0 1.5rem 1.5rem;
    font-size: 0.9rem;
    line-height: 1.8;
}

.features-section {
    background-color: #FDFBF9;
}

.features-grid {
    display: grid;
    gap: 3rem;
    margin-top: 2rem;
}

.feature-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

.feature-item:nth-child(even) {
    direction: rtl;
}

.feature-item:nth-child(even) .feature-content {
    direction: ltr;
}

.feature-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.feature-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-text);
}

/* Menu Page Styles */
.menu-detail-grid {
    display: grid;
    gap: 3rem;
    margin-top: 2rem;
}

.menu-detail-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.menu-detail-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.menu-detail-content {
    padding: 2rem;
}

.menu-detail-content h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.menu-detail-price {
    font-family: var(--font-heading);
    color: var(--color-accent);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.menu-detail-price span {
    font-size: 2rem;
    font-weight: bold;
    margin: 0 0.5rem;
}

.menu-detail-desc {
    line-height: 2;
    margin-bottom: 1.5rem;
}

.menu-features {
    list-style: none;
    padding: 0;
}

.menu-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.menu-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

.regular-courses {
    background-color: #FFFFFF;
}

.menu-grid-enhanced {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.menu-card-enhanced {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.menu-card-enhanced:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.menu-card-enhanced img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.menu-card-content {
    padding: 1.5rem;
}

.menu-card-content h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

/* Option gallery (単品メニュー画像) */
.option-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-top: 2rem;
}

.option-item {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem;
}

.option-item img {
    width: 100%;
    height: auto;
    display: block;
}

.treatment-flow {
    background-color: #F4E4E4;
}

.flow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.flow-step {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
}

.flow-step img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.flow-number {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--color-accent);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
}

.flow-step h4 {
    padding: 1rem 1.5rem 0.5rem;
    color: var(--color-text);
}

.flow-step p {
    padding: 0 1.5rem 1.5rem;
    font-size: 0.9rem;
    line-height: 1.8;
}

/* Salons Page Styles */
.salons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.salon-card-large {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.salon-card-large:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.salon-card-large img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.salon-card-content {
    padding: 1.5rem;
}

.salon-card-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-accent);
}

.salon-card-content .button {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.75rem 1.35rem;
    border-radius: 999px;
    background: linear-gradient(135deg, #d6b88a, #c49a63);
    color: #fff;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-decoration: none;
    box-shadow: 0 10px 24px rgba(196, 154, 99, 0.35);
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.salon-card-content .button::after {
    content: '→';
    font-size: 0.95rem;
    transition: transform 0.2s ease;
}

.salon-card-content .button:hover {
    transform: translateY(-2px) scale(1.01);
    box-shadow: 0 14px 28px rgba(196, 154, 99, 0.45);
    background: linear-gradient(135deg, #e3c79f, #c49a63);
}

.salon-card-content .button:hover::after {
    transform: translateX(2px);
}

.salon-card-content .button:focus-visible {
    outline: 3px solid rgba(196, 154, 99, 0.4);
    outline-offset: 3px;
}

.salon-address,
.salon-access,
.salon-hours,
.salon-tel {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

.salon-tel {
    font-weight: bold;
    color: var(--color-accent);
}

.salon-features {
    background-color: #FDFBF9;
}

/* Voice Page Styles */
.voices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.voice-card-enhanced {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.voice-card-enhanced:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.voice-card-enhanced img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.voice-content {
    padding: 1.5rem;
}

.voice-stars {
    color: var(--color-accent);
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.voice-text {
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 1rem;
    color: var(--color-text-light);
}

.voice-author {
    text-align: right;
    font-weight: bold;
    color: var(--color-accent);
    font-size: 0.9rem;
}

.before-after-section {
    background-color: #FFFFFF;
}

/* 2 columns layout to present 4 items as 2x2 on wide screens */
.before-after-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
    align-items: start;
}

.before-after-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.before-after-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.10);
}

.before-after-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.before-after-desc {
    padding: 1rem;
    text-align: center;
    font-weight: 500;
    color: var(--color-accent);
}

/* Responsive: keep two columns on medium screens, collapse to single column on small screens */
@media (max-width: 800px) {
    .before-after-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .before-after-card img { height: 220px; }
}

@media (max-width: 500px) {
    .before-after-grid {
        grid-template-columns: 1fr;
    }
    .before-after-card img { height: 250px; }
}

/* Contact Page Styles */
.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.contact-method-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
}

.contact-method-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.contact-method-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.contact-method-card h3 {
    padding: 1.5rem 1rem 0.5rem;
    font-size: 1.3rem;
}

.contact-detail {
    padding: 0 1rem;
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.contact-number {
    padding: 0.5rem 1rem;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-accent);
}

.contact-note {
    padding: 0 1rem 1.5rem;
    font-size: 0.85rem;
    color: var(--color-text-light);
    text-align: center;
}

/* LINE QR 調整: サイズを少し絞って中央に表示し、はみ出しを防止 */
.contact-note .line-qrcode {
    display: block;
    width: 140px;
    max-width: 70%;
    height: auto;
    margin: 0.35rem auto 0.25rem;
}

.contact-note a {
    color: var(--color-accent);
    text-decoration: underline;
}

.contact-form-section {
    background-color: #FDFBF9;
}

.contact-form-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    margin-top: 2rem;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.contact-form-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.contact-form {
    padding: 2rem;
}

.contact-form .form-group select {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid #ddd;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
}

.required {
    color: #E74C3C;
}

.faq-section {
    background-color: #FFFFFF;
}

.faq-grid {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.faq-item {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.faq-question {
    font-weight: 700;
    font-size: 1.03rem;
    margin-bottom: 0.8rem;
    color: var(--color-accent);
    padding-left: 0.6rem;
    border-left: 4px solid rgba(214,184,138,0.16);
    letter-spacing: 0.02em;
}

.faq-answer {
    margin-top: 0.5rem;
    line-height: 1.9;
    color: var(--color-text);
    font-size: 0.98rem;
}

/* Contact form feedback */
.contact-feedback { margin-bottom: 1rem; }
.contact-feedback .success { color: #2E8B57; font-weight: 600; }
.contact-feedback .error { color: #E74C3C; font-weight: 600; }
.contact-feedback:focus { outline: 3px solid rgba(231,76,60,0.08); border-radius: 6px; }
.field-error { border: 1px solid #E74C3C !important; box-shadow: 0 0 0 4px rgba(231,76,60,0.06); transition: box-shadow 0.2s ease; }
.field-error-message { color: #E74C3C; font-size: 0.95rem; margin-top: 0.35rem; }

/* Contact form warning (visible notice above form) */
.contact-warning {
    background: #fff8e6;
    border-left: 4px solid var(--color-accent);
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 6px;
    font-weight: 700;
    color: var(--color-text);
}
.contact-warning strong { margin-right: 0.5rem; }
@media (max-width: 768px) {
    .contact-warning { font-size: 0.98rem; padding: 0.85rem; }
}

/* Responsive Design */
@media (max-width: 768px) {
    .concept-layout {
        grid-template-columns: 1fr;
    }

    .feature-item {
        grid-template-columns: 1fr;
    }

    .feature-item:nth-child(even) {
        direction: ltr;
    }

    .menu-detail-card {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        grid-template-columns: 1fr;
    }

    .page-hero {
        height: 250px;
    }

    .page-hero-content {
        padding: 1.5rem 2rem;
    }

    .page-hero-content h2 {
        font-size: 2rem;
    }
}

/* Hamburger Button */
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: 10px;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-text);
    margin-bottom: 5px;
    transition: transform 0.3s ease;
}

.hamburger span:last-child {
    margin-bottom: 0;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Responsive Design */
@media (max-width: 768px) {

    /* Show hamburger button on mobile */
    .hamburger {
        display: block;
    }

    /* Hide navigation by default on mobile */
    .header nav ul {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background-color: rgba(253, 251, 249, 0.98);
        flex-direction: column;
        padding: 5rem 2rem 2rem;
        gap: 1.5rem !important;
        box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
        transition: right 0.3s ease;
        z-index: 1000;
    }

    /* Show navigation when active */
    .header nav ul.active {
        right: 0;
    }

    .header nav a {
        font-size: 1.1rem !important;
        padding: 0.75rem 0 !important;
    }

    .concept-layout {
        grid-template-columns: 1fr;
    }

    .feature-item {
        grid-template-columns: 1fr;
    }

    .feature-item:nth-child(even) {
        direction: ltr;
    }

    .menu-detail-card {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        grid-template-columns: 1fr;
    }

    .page-hero {
        height: 250px;
    }

    .page-hero-content {
        padding: 1.5rem 2rem;
    }

    .page-hero-content h2 {
        font-size: 2rem;
    }
}


/* ===== Elegant minimal nav (two-line labels + animated underline) ===== */
.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.header nav ul {
    gap: 2rem !important;
    align-items: center;
}

.header nav a.nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.12rem;
    padding: 0.25rem 0;
    color: var(--color-text);
    transition: color .22s ease, transform .18s ease;
    text-decoration: none;
    position: relative;
    pointer-events: auto;
}

/* Japanese (small) */
.header .nav-jp {
    font-size: 0.72rem;
    opacity: 0.75;
    line-height: 1;
}

/* English (uppercase, elegant) */
.header .nav-en {
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    line-height: 1;
}

/* Animated thin underline (center→full) */
.header nav a.nav-link::before {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    transform-origin: center;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--color-accent), transparent);
    transition: transform 0.36s cubic-bezier(0.4, 0, 0.2, 1);
}

.header nav a.nav-link:hover {
    color: var(--color-accent);
    transform: translateY(-2px);
}

.header nav a.nav-link:hover::before,
.header nav a.nav-link.active::before {
    transform: translateX(-50%) scaleX(1);
}

.header nav a.nav-link.active {
    color: var(--color-accent);
}

/* Mobile: left-aligned stacked labels for readability */
@media (max-width: 768px) {
    .header nav a.nav-link {
        align-items: flex-start;
        padding-left: 0.5rem;
    }
    .header nav ul {
        padding-left: 1rem;
    }
}

/* Success Modal Dialog */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-dialog {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    max-width: 450px;
    width: 90%;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-content {
    text-align: center;
}

.modal-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.modal-message {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: var(--color-text-light);
}

.modal-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.modal-buttons .btn {
    flex: 1;
    min-width: 150px;
}

/* Responsive modal */
@media (max-width: 600px) {
    .modal-dialog {
        padding: 1.5rem;
    }
    .modal-title {
        font-size: 1.5rem;
    }
    .modal-message {
        font-size: 1rem;
    }
}